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From: "uros at kss-loka dot si" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/23831] New: ICE in immed_double_const with vectorized multipication Date: Mon, 12 Sep 2005 09:17:00 -0000 [thread overview] Message-ID: <20050912091729.23831.uros@kss-loka.si> (raw) This testcase ICEs with -O2 -msse2 -ftree-vectorize: void test_1 (void) { static unsigned int bm[16]; int j; for (j = 0; j < 16; j++) bm[j] = bm[j] * 8; } prxxx.c: In function 'test_1': prxxx.c:8: internal compiler error: in immed_double_const, at emit-rtl.c:468 [BTW: This bug was found when dealing with PR target/22480. As a nice enhancement, this code should actually be transformed into vector left shift by 3.] -- Summary: ICE in immed_double_const with vectorized multipication Product: gcc Version: 4.1.0 Status: UNCONFIRMED Keywords: ice-on-valid-code, ssemmx Severity: normal Priority: P2 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: uros at kss-loka dot si CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23831
next reply other threads:[~2005-09-12 9:17 UTC|newest] Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top 2005-09-12 9:17 uros at kss-loka dot si [this message] 2005-09-12 13:51 ` [Bug target/23831] [4.1 Regression] " pinskia at gcc dot gnu dot org 2005-09-15 11:53 ` uros at kss-loka dot si 2005-09-15 14:48 ` pinskia at gcc dot gnu dot org 2005-09-15 14:54 ` pinskia at gcc dot gnu dot org 2005-09-26 8:59 ` [Bug middle-end/23831] " uros at kss-loka dot si 2005-09-26 18:16 ` cvs-commit at gcc dot gnu dot org 2005-09-26 18:18 ` cvs-commit at gcc dot gnu dot org 2005-09-26 19:55 ` pinskia at gcc dot gnu dot org
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